<!doctype html>
<html lang="en" xmlns:v-bind="http://www.w3.org/1999/xhtml" xmlns:v-on="http://www.w3.org/1999/xhtml" xmlns:v-model="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>

<div id="app">
    <ul>
        <li v-for="(item,idx) in items">Index:{{idx}},item:{{item.msg}}</li>
    </ul>
</div>
</body>
<script src="../../vender/vue@2.4.2.js"></script>
<script>

    var app=new Vue({
        el:'#app',
        data:{
            group:'G-1',
            items:[
                {msg:'Item-1'},
                {msg:'Item-2'},
                {msg:'Item-3'}
            ]
        }
    });

</script>
</html>